(±)-Vanillomandelic acid,neat,neat,100mg,

Normorphine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 466-97-7

Pesticide Standard

Isocaffeine (1,3,9-Trimethylxanthine), neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 519-32-4